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AAMI

Acadian Asset Management
AAMI

257 hedge funds and large institutions have $1.96B invested in Acadian Asset Management in 2026 Q1 according to their latest regulatory filings, with 38 funds opening new positions, 89 increasing their positions, 88 reducing their positions, and 34 closing their positions.

New
Increased
Maintained
Reduced
Closed

50% more funds holding in top 10

Funds holding in top 10: 2 → 3 (+1)

17% more capital invested

Capital invested by funds: $1.67B → $1.96B (+$290M)

12% more first-time investments, than exits

New positions opened: 38 | Existing positions closed: 34

1.37% more ownership

Funds ownership: 99.26% → 100.64% (+1.4%)

1% more repeat investments, than reductions

Existing positions increased: 89 | Existing positions reduced: 88

0% more funds holding

Funds holding: 257 → 257 (0)

100% less call options, than puts

Call options by funds: $0 | Put options by funds: $201K

Holders
257
Holders Change
–
Holders Change %
0%
% of All Funds
3.16%
Holding in Top 10
3
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+50%
% of All Funds
0.04%
New
38
Increased
89
Reduced
88
Closed
34
Calls
–
Puts
$201K
Net Calls
-$201K
Net Calls Change
-$196K

Top Buyers

1
ACL
Azora Capital LP
Florida
+$17.3M
2
BTW
Boston Trust Walden
Massachusetts
+$14.8M
3
SG Americas Securities
SG Americas Securities
New York
+$12.9M
4
Two Sigma Investments
Two Sigma Investments
New York
+$10.3M
5
Janus Henderson Group
Janus Henderson Group
United Kingdom
+$9.63M

Top Sellers

1
Arrowstreet Capital
Arrowstreet Capital
Massachusetts
-$14.4M
2
NRCM
North Reef Capital Management
California
-$11.8M
3
Jacobs Levy Equity Management
Jacobs Levy Equity Management
New Jersey
-$5.33M
4
ECP
Empyrean Capital Partners
California
-$5.07M
5
Tudor Investment Corp
Tudor Investment Corp
Connecticut
-$4.75M
Name Holding Trade Value Shares
Change 		Change in
Stake
AWM
251
Abound Wealth Management
Tennessee
$218 – – –
SS
252
SBI Securities
Japan
$163 – – –
SIC
253
SJS Investment Consulting
Ohio
$109 – – –
GIA
254
GHP Investment Advisors
Colorado
$55 +$53 +1 New
HNB
255
Huntington National Bank
Ohio
$12 – – –
Two Sigma Advisers
256
Two Sigma Advisers
New York
– -$12.9M -274,475 Closed
Norges Bank
257
Norges Bank
Norway
– -$5.67M -120,700 Closed
Tudor Investment Corp
258
Tudor Investment Corp
Connecticut
– -$4.75M -101,163 Closed
NCM
259
Nearwater Capital Markets
Ireland
– -$2.82M -60,000 Closed
ECM
260
ExodusPoint Capital Management
New York
– -$2.41M -51,201 Closed
BPIM
261
Brant Point Investment Management
New York
– -$1.41M -30,000 Closed
GC
262
Guggenheim Capital
Illinois
– -$1.2M -25,499 Closed
MAM
263
Martingale Asset Management
Massachusetts
– -$1.06M -22,524 Closed
Voloridge Investment Management
264
Voloridge Investment Management
Florida
– -$1.01M -21,522 Closed
Squarepoint
265
Squarepoint
New York
– -$955K -20,325 Closed
SFI
266
Susquehanna Fundamental Investments
Pennsylvania
– -$682K -14,508 Closed
A
267
AlphaQuest
New York
– -$514K -10,941 Closed
PCM
268
Polymer Capital Management
New York
– -$370K -7,871 Closed
Verition Fund Management
269
Verition Fund Management
Connecticut
– -$352K -7,493 Closed
VC
270
VarCov Co
Connecticut
– -$301K -6,401 Closed
EC
271
EntryPoint Capital
New York
– -$287K -6,097 Closed
Mackenzie Financial
272
Mackenzie Financial
Ontario, Canada
– -$257K -5,425 Closed
JF
273
Jump Financial
Illinois
– -$245K -5,206 Closed
Point72 Asset Management
274
Point72 Asset Management
Connecticut
– -$233K -4,948 Closed
Canada Pension Plan Investment Board
275
Canada Pension Plan Investment Board
Ontario, Canada
– -$226K -4,800 Closed
8 9 10
11
12

AAMI Hedge Fund Activity: Q1 2026 in Review

257 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in Acadian Asset Management (AAMI) for Q1 2026, worth a combined $1.96B — up 17% from $1.67B a quarter earlier.

Buyers outnumbered sellers: 38 funds opened new AAMI positions and 34 closed out — a net gain of 4 holders — while 89 added to existing stakes and 88 trimmed.

The largest buyer was Azora Capital LP, opening a new position worth an estimated $17.3M. The largest seller was Arrowstreet Capital, cutting an estimated $14.4M.

  • 257 institutional investors held Acadian Asset Management (AAMI) as of Q1 2026, unchanged from Q4 2025.
  • Funds reported $1.96B of Acadian Asset Management stock for Q1 2026, up 17% quarter-over-quarter.
  • 38 funds opened new Acadian Asset Management positions in Q1 2026 and 34 closed out, a net change of +4 holders.
  • The largest Acadian Asset Management buyer in Q1 2026 was Azora Capital LP, an estimated $17.3M added.
  • The largest Acadian Asset Management seller in Q1 2026 was Arrowstreet Capital, an estimated $14.4M sold.

Based on aggregated 13F filings for Q1 2026.